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  • NEN EN 14678-1 : 2013

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    Published date:  12-01-2013

    Publisher:  Netherlands Standards

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    Table of Contents - (Show below) - (Hide below)

    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Requirements
      4.1 Electrical equipment
          4.1.1 General
          4.1.2 Cabling insulation resistance
          4.1.3 Cables used in hazardous area
          4.1.4 Dead man push button
          4.1.5 Insulation and isolation
          4.1.6 Chemical cells in non-hazardous areas
      4.2 Design
          4.2.1 Design pressure
          4.2.2 Design temperature
          4.2.3 Materials
          4.2.4 Pressure gauges
          4.2.5 Trapped liquid
          4.2.6 Joints
          4.2.7 Seals and gaskets
          4.2.8 Sight glass
          4.2.9 LPG system
      4.3 Explosion protection measures
          4.3.1 General
          4.3.2 Avoidance or reduction of ignition sources
          4.3.3 Construction measures to limit explosive
      4.4 Construction
          4.4.1 Mechanical strength
          4.4.2 Housing
          4.4.3 Stability
          4.4.4 Ventilation
          4.4.5 Delivery hose assembly
          4.4.6 Nozzle
          4.4.7 Nozzle boot
          4.4.8 Control provisions
    5 Type tests
      5.1 General
      5.2 Sight glass tests
          5.2.1 Impact test
          5.2.2 Pressure test 1
          5.2.3 Pressure test 2
      5.3 Pressure tests for LPG system
          5.3.1 Pressure test 1
          5.3.2 Pressure test 2
      5.4 Tests for electric cables used in hazardous areas
          5.4.1 General
      5.5 Stability test
          5.5.1 Test procedure
          5.5.2 Test interpretation
      5.6 Electrical tests
          5.6.1 Continuity of the protective bonding circuit
          5.6.2 Insulation resistance tests
          5.6.3 Voltage test
          5.6.4 Functional tests
      5.7 Operational test for the break-away coupling (safe
          5.7.1 Test procedure
          5.7.2 Test interpretation
      5.8 Operational test for the shear valve/break point
          5.8.1 Test procedure
          5.8.2 Test interpretation
    6 Production tests
      6.1 Electrical tests
      6.2 LPG system tests for dispensers
          6.2.1 General
          6.2.2 Test procedures
          6.2.3 Test interpretation
    7 Documentation
      7.1 General
      7.2 Accompanying documents
    8 Marking
      8.1 Markings for the user
      8.2 Minimum markings
    Annex A (normative) Classification of hazardous areas in and
                        adjacent to the dispenser
      A.1 Nozzle area - vapour releases only
      A.2 Nozzle boot area
    Annex B (normative) Classification of vapour barriers
      B.1 General
      B.2 Vapour barrier - Type 1
      B.3 Vapour barrier - Type 2
      B.4 Typical vapour barrier arrangements
    Annex C (informative) Information on explosion protected
    Annex ZA (informative) Relationship between this European
                           Standard and the Essential
                           Requirements of EU Directive 94/9/EC

    Abstract - (Show below) - (Hide below)

    Defines the requirements for the design, manufacture, testing and marking of LPG dispensers for automotive LPG filling stations with a design pressure of 25 bar (2500 KPa), where the piping has a maximum DN 40 and any vessel fitted that has a volume less than 2 litres.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher Netherlands Standards
    Status Current
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